Firewall and Cybersecurity Solutions
The rapid changes in the digital environment have forced organizations to protect what matters most. A cyber-attack can have a significant impact on your business due to data loss as well as the loss of trust among your consumers. Hence, if you are looking for firewall and cyber security companies in Sri Lanka to protect your business, D Tech stands as one of the well-known IT service providers in the field of cyber security.
As the IT infrastructure provider and consultant to the DSI Samson Group, we are recognized as one of the leading firewall and cyber security providers in Sri Lanka, with certified cyber security engineers. Our team is capable of handling everything from standard network monitoring to complex cloud defence solutions.
Endpoint Security Solutions
Firewall Solutions
Core Cybersecurity Solutions
We provide a strong security foundation for business networks, endpoints, data access and remote connectivity.
Endpoint Security Solutions
Protect desktops, laptops and mobile devices against malware, ransomware, suspicious activity and other cyber attacks using advanced endpoint protection.
Firewall Solutions
High-performance firewall appliances with real-time traffic inspection, intrusion blocking and secure VPN connectivity for safer network access.
What We Protect
Our cybersecurity approach protects your network perimeter, business devices, remote access points and critical IT systems.
Network Perimeter Security
Secure your network edge with firewall protection, traffic monitoring and external threat defense.
Connected Device Protection
Protect desktops, laptops and mobile devices used by your team across daily business operations.
Real-Time Traffic Inspection
Inspect network traffic to identify suspicious activity and reduce security risks before they escalate.
Intrusion Blocking
Block unauthorized access attempts and reduce exposure to external network-based attacks.
Secure VPN Connectivity
Enable secure remote access for users, branches and teams while protecting business communications.
Threat Protection
Reduce exposure to malware, ransomware, phishing-related threats and suspicious endpoint activity.
Why Choose D Tech for Cybersecurity?
Cybersecurity is not only about installing a firewall. It requires a layered security approach that protects your network, users, devices and data. D Tech helps businesses build stronger cyber defense using practical firewall and endpoint security solutions. As part of the DSI Samsons Group, we deliver reliable technology solutions for modern organizations.
Our Cybersecurity Implementation Process
A clear process to understand risks, recommend suitable protection, implement security solutions and support long-term defense.
Security Requirement Review
We review your network, users, devices, risks, remote access needs and current security gaps.
Solution Recommendation
We recommend suitable firewall, endpoint protection, VPN and cybersecurity solutions.
Deployment & Configuration
We support device setup, firewall configuration, endpoint protection and secure access setup.
Support & Improvement
We provide guidance, troubleshooting and improvement support to keep your security posture strong.
Safeguard Your Systems with D Tech Cybersecurity
Protect your business from cyber attacks, unauthorized access and network threats with enterprise-grade firewall and cybersecurity solutions from D Tech.
Get StartedWhat They Say
Hear from our valued customers about their experience, satisfaction, and trust in our service.
Google Rating
Excellent service and professional support. The team was very helpful, responsive, and delivered the work with great attention to detail.
N. E. R. Wickramasinghe
CustomerVery reliable and friendly service. They understood our requirements clearly and provided a smooth experience from start to finish.
Chaminda Perera
CustomerWe are happy with the overall quality of work. The communication was clear, and the final outcome matched our expectations.




